What are the odds of getting food poisoning from undercooked meat, fish, or eggs?
Evidence quality 4.75/5
Eight-dimension review score against the quality rubric . Each dimension scored 1–5.
- D1 Source grounding
- 5/5
- D2 Source authority
- 5/5
- D3 Arithmetic
- 4/5
- D4 Uncertainty
- 5/5
- D5 Scope
- 5/5
- D6 Prose
- 5/5
- D7 Perception honesty
- 4/5
- D8 Caveat completeness
- 5/5
Lifetime probability · lifetime, US adult
1 in 1.6
65% lifetime chance
range 1 in 2.1 to 1 in 1.3
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≈ As likely as
Perceived
Public intuition about undercooking runs on vibes rather than microbiology. Rare steak triggers alarm despite being nearly risk-free for intact cuts; sushi provokes theatrical hand-wringing in people who cheerfully eat runny eggs; and undercooked chicken — the one item that genuinely deserves caution — is routinely served pink-at-the-bone by cooks who assume the color is cosmetic. No cross-national survey isolates the fear of undercooking cleanly from food-safety anxiety in general, so the perceived side here is editorial synthesis rather than polled data.
Rough estimate: Most adults dramatically overestimate the risk from rare steak and sushi while underestimating the risk from pink chicken
Source: editorial intuition, not polled
Actual
~1 in 57 per year (US residents, undercooking-linked foodborne illness)
US residents, all ages, foodborne illness where inadequate cooking temperature was a contributing factor
Show derivation
Starts from CDC's ~48 million domestically acquired foodborne illnesses per year (Scallan et al. 2011). The CDC NORS MMWR analysis for 2014-2022 finds that "inadequate time and temperature during initial cooking/thermal processing" contributed to 9.6-12.1% of outbreaks across the three reporting periods, consistently ranking among the top five contributing factors. We take 12% as the central estimate of the share of US foodborne illness where undercooking is a contributing factor — deliberately excluding the overlapping temperature-abuse categories (holding, cooling) covered in the food-left-unrefrigerated entry. 12% x 48 million = ~5.76 million cases per year, or about 1.75% of the US population per year (~1 in 57). Compounded over 59 years of adult life: 1 - (1 - 0.0175)^59 = 0.645, or about 2 in 3. The uncertainty band runs from 8% contribution (lifetime ~0.47) to 18% (lifetime ~0.79), spanning defensible readings of the NORS data and the underlying Scallan illness total. The vast majority of these are mild gastroenteritis episodes, not hospitalizations or deaths.
Caveats: The headline "~1 in 57 per year / 2 in 3 lifetime" is an aggregate of wildly het…
The headline "~1 in 57 per year / 2 in 3 lifetime" is an aggregate of wildly heterogeneous scenarios. Rare steak from an intact cut is nearly risk-free; pink chicken is a genuine hazard; sushi in a regulated market is safer than most cooked dishes. Almost all counted episodes are mild gastroenteritis self-resolving in 24-72 hours — the fatal subset is covered in the separate food-poisoning-death entry and runs about 1 in 1,860 lifetime. The NORS contributing-factor coding allows multiple factors per outbreak, so "inadequate cooking" often co-occurs with cross-contamination or food-worker hygiene issues; the true share attributable solely to undercooking is genuinely uncertain within the 8-18% band used for the uncertainty calculation. The 1-in-20,000 egg contamination estimate dates from 2000 and likely overstates current risk, since the 2010 FDA Egg Safety Rule imposed testing, refrigeration, and diversion requirements that reduced Salmonella Enteritidis in the regulated egg supply.
Regional breakdown
The headline figure averages across very different populations. Here’s how the probability varies by geography or context:
| Region / context | Lifetime probability | Notes |
|---|---|---|
| Sushi/sashimi (regulated US market) | 1 in 200 |
Remarkably safe in regulated markets. US FDA requires commercial sushi-grade fish to be frozen at -20°C for 7 days (or -35°C for 15 hours), which kills parasites including Anisakis. Anisakiasis is not a reportable disease in the US, and estimated cases run under 10 per year nationally — in a country consuming billions of sushi servings. The main residual risk is Vibrio in warm-water species and Salmonella from cross-contamination, not from the raw fish itself. Lifetime probability estimated at ~1 in 200. |
| Rare/medium-rare beef steak (intact cut) | 1 in 333 |
Pathogens on intact beef muscle are confined to the surface. Searing the exterior to well above 160°F kills surface bacteria even if the interior remains rare (120-130°F). USDA's 145°F guideline with 3-minute rest applies to roasts and steaks; the risk from a properly seared rare steak is vanishingly small. Ground beef is a different story — see below. |
| Undercooked ground beef (pink hamburger) | 1 in 25 |
Grinding distributes surface bacteria (E. coli O157:H7, Salmonella) throughout the meat. USDA requires 160°F for ground beef — no rest period — because there is no safe interior. CDC links ~265,000 STEC illnesses per year to the US, with ground beef the dominant vehicle. A pink hamburger at a restaurant or backyard grill is the single most common undercooking scenario that actually produces illness. |
| Undercooked/pink chicken | 1 in 13 |
Chicken is the paradigm case. Campylobacter contaminates up to 47% of retail raw chicken in USDA testing; the infective dose is as low as 500 organisms; and 19-52% of restaurant chicken livers fail to reach the required 165°F core temperature. CDC attributes ~975,000 Campylobacter illnesses per year to chicken alone. The lifetime probability of at least one illness from undercooked poultry for a regular chicken eater is high. |
| Runny/raw eggs (US, post-Egg Safety Rule) | 1 in 50 |
About 1 in 20,000 US shell eggs carries Salmonella Enteritidis internally (Ebel & Schlosser 2000, likely lower post-2010 Egg Safety Rule). At ~280 eggs consumed per capita per year, a person who eats ~50 undercooked eggs per year has roughly a 0.25% annual chance of encountering a contaminated egg. Clinical illness given exposure depends on bacterial load, which rises with egg age and storage temperature. Pasteurized shell eggs eliminate this risk entirely. |
Risks at similar odds
Other risks with roughly the same likelihood — useful for calibration.
Food left out
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Raw meat cross-contamination
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Restaurant food poisoning
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Infection from sharing food with child
What are the odds of getting a lasting infection from sharing food or drinks with your child?
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The asymmetry in how people fear undercooked food is more interesting than the aggregate number. Rare steak — the item most likely to provoke a raised eyebrow at a dinner party — is among the safest things on a plate, because pathogens on intact beef muscle live on the surface and die the moment the exterior hits a hot pan. The USDA’s 145°F guideline for steaks and roasts reflects this; a properly seared rare steak with a cool red center is, in the literature, essentially a non-event. Sushi is the other celebrated panic: FDA-mandated parasite-destruction freezing (-20°C for seven days) means that regulated sushi-grade fish in the United States arrives at the table already sterilized of the Anisakis worms that drive the fear. Confirmed US anisakiasis cases run in the single digits per year, in a market serving billions of pieces of raw fish. Meanwhile, Campylobacter — the most common bacterial cause of foodborne diarrheal illness in the country, at 1.5 million cases per year — contaminates up to 47% of retail raw chicken, has an infective dose as low as 500 organisms, and survives in 48-98% of chicken livers that fail to reach 165°F. Pink chicken is the quiet heavyweight of undercooking risk, and the one most likely to be shrugged off as a cosmetic issue.
The CDC’s National Outbreak Reporting System finds that “inadequate time and temperature during initial cooking” contributed to roughly 10-12% of reported US foodborne outbreaks between 2014 and 2022 — consistently a top-five contributing factor. Apply that share to Scallan’s 48-million-illness-per-year estimate and you get about 5-6 million undercooking-linked illnesses annually, or roughly 1 in 57 Americans per year. Compounded over a typical adult lifetime, the probability that a US adult will eventually eat something inadequately cooked and pay for it is about 2 in 3. That sounds dramatic until you note that the vast majority of those episodes are a day or two of gastrointestinal misery, not a hospital visit — the fatal fraction is covered separately and runs about 1 in 1,860 lifetime across all foodborne causes.
The ground-beef burger is the middle child of undercooking risk: not as feared as sushi, not as ignored as chicken, but mechanically the most straightforward hazard to explain. Grinding a steak takes surface bacteria — including E. coli O157:H7 — and distributes them throughout the interior, which is why USDA sets ground beef at 160°F with no rest period while intact steaks get 145°F with a three-minute rest. A pink hamburger at a backyard grill is the single most common undercooking scenario that the epidemiology actually connects to illness. Eggs occupy yet another niche: about 1 in 20,000 US shell eggs carries Salmonella Enteritidis internally, a rate that has likely fallen further since the 2010 Egg Safety Rule, making a runny yolk a genuinely low-probability gamble — but not zero, and not helped by the fact that the contaminated egg looks, smells, and tastes indistinguishable from a clean one.
Related tidbits
About 65% of people will get sick from undercooked food over a lifetime. Dying from food poisoning is roughly 1 in 1,860. The gap between misery and mortality is enormous.
Sushi-grade fish is flash-frozen to kill parasites and causes fewer foodborne illnesses than undercooked chicken or ground beef. People fear the raw fish and trust the pink chicken.
Claim ledger
Every number below is what each source reported, with the verbatim quote we relied on and how we arrived at our figure. Click any link to verify directly.
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[1] CDC Morbidity and Mortality Weekly Report (MMWR) Surveillance Summaries — Contributing Factors of Foodborne Illness Outbreaks — National Outbreak Reporting System, United States, 2014–2022
Contributing Factors of Foodborne Illness Outbreaks — National Outbreak Reporting System, United States, 2014–2022See all 3 Likelier entries citing this source →
- Statistic
Among 2,677 foodborne outbreaks 2014-2022, 'inadequate time and temperature during initial cooking/thermal processing' contributed to 12.1%, 9.6%, and 12.1% across the three reporting periods; consistently a top-five contributing factor- Excerpt
“"Inadequate time and temperature control during initial cooking of food was among the top five contributing factors during all three periods (23.8 percent, 20.4 percent, and 20.9 percent, respectively) [broader category]. More specifically, the proportion of outbreaks associated with inadequate time and temperature control during initial cooking/thermal processing of food decreased from the first (12.1 percent) to the second period (9.6 percent), and increased during the third period (12.1 percent)." ”
- Source data from
- 2025-03-13
- Accessed
- 2026-04-19 · archived copy
- Calculation
- The NORS MMWR report is the primary source for the 12% central estimate. The broader "inadequate time and temperature during cooking" category runs 20-24%, but this includes holding and display temperatures, which overlap with the food-left-unrefrigerated entry. The narrower "initial cooking/thermal processing" subcategory (9.6-12.1%) isolates the undercooking contribution. Applied to Scallan's 48 million illnesses/year: 0.12 x 48e6 = 5.76 million cases/year, or ~1.75% of the US population annually. Over 59 adult-remaining years: 1 - (1 - 0.0175)^59 = 0.645.
- Independence
- NORS is a CDC surveillance system drawing on state/local outbreak reporting. Methodologically linked to FoodNet and Scallan estimates but provides the contributing-factor breakdown those sources lack.
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[2] US Centers for Disease Control and Prevention — About Food Safety
About Food SafetySee all 4 Likelier entries citing this source →
- Statistic
CDC estimates 48 million illnesses, 128,000 hospitalizations, and 3,000 deaths per year from foodborne illness in the US- Excerpt
“"CDC estimates that each year 48 million people get sick from a foodborne illness, 128,000 are hospitalized, and 3,000 die." ”
- Source data from
- 2024-01-01
- Accessed
- 2026-04-19 · archived copy
- Calculation
- Provides the denominator for the normalized figure. 48 million illnesses / 330 million US residents = ~14.5% of Americans per year experience a foodborne illness from any cause. Multiplied by the ~12% share attributable to undercooking (NORS) gives the ~1.75% per year figure compounded in the normalization.
- Independence
- Restates Scallan et al. 2011; not independent of the NORS contributing-factors analysis.
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[3] US Department of Agriculture, Food Safety and Inspection Service — Safe Minimum Internal Temperature Chart
Safe Minimum Internal Temperature Chart- Statistic
Poultry: 165°F; ground meats: 160°F; steaks/roasts/fish: 145°F with 3-minute rest; eggs: cook until yolk and white are firm- Excerpt
“"All Poultry (breasts, whole bird, legs, thighs, wings, ground poultry, giblets, and sausage): 165 °F. Ground meats: 160 °F. Beef, Pork, Veal & Lamb (Steaks, chops, roasts): 145 °F and allow to rest for at least 3 minutes. Fish: 145 °F. Eggs: Cook until yolk and white are firm." ”
- Source data from
- 2024-05-29
- Accessed
- 2026-04-19 · archived copy
- Calculation
- Defines the regulatory baseline for "undercooked." Anything below these temperatures is what the NORS coding of "inadequate cooking/thermal processing" references. The gap between steak (145°F) and poultry (165°F) reflects the surface-only vs throughout contamination difference that makes rare steak defensibly safe while rare chicken is not.
- Independence
- FSIS sets the regulatory standard; CDC surveillance measures compliance against it. Upstream of the NORS coding system.
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[4] Emerging Infectious Diseases / CDC — Restaurant Cooking Trends and Increased Risk for Campylobacter Infection
Restaurant Cooking Trends and Increased Risk for Campylobacter Infection- Statistic
Eating undercooked chicken is the principal source of Campylobacter infection; CDC estimates 1.5 million US Campylobacter illnesses per year, with ~65% attributed to chicken- Excerpt
“"Studies of outbreaks and sporadic cases have identified the principal source of infection as undercooked chicken meat. Campylobacter jejuni/coli can cause food poisoning when present in very small numbers. An estimated 19%-52% of chicken livers served in commercial food establishments fail to reach a core temperature of 70°C and could have Campylobacter survival rates of 48%-98%." ”
- Source data from
- 2016-06-01
- Accessed
- 2026-04-19 · archived copy
- Calculation
- Establishes that Campylobacter, the most common bacterial cause of foodborne illness in the US (1.5 million cases/year), is overwhelmingly driven by undercooked poultry. The infective dose is as low as 500 organisms. Used to support the chicken-specific row in the regional breakdown. With ~65% of Campylobacter attributed to chicken (IFSAC 2019 source attribution), that is ~975,000 chicken-Campylobacter cases/year.
- Independence
- Peer-reviewed CDC study focused on restaurant cooking practices. Draws on FoodNet surveillance data but provides independent analysis of cooking-temperature compliance and risk.
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[5] International Journal of Food Microbiology / Ebel & Schlosser — Estimating the annual fraction of eggs contaminated with Salmonella enteritidis in the United States
Estimating the annual fraction of eggs contaminated with Salmonella enteritidis in the United States- Statistic
Approximately 1 in 20,000 US shell eggs is internally contaminated with Salmonella Enteritidis; ~2.3 million SE-contaminated eggs reach consumers annually- Excerpt
“"The expected value of this distribution is approximately one SE-affected egg in every 20,000 eggs annually produced, and the 90% certainty interval is between one SE-contaminated egg in 30,000 eggs, and one SE-contaminated egg in 12,000 eggs." ”
- Source data from
- 2000-11-01
- Accessed
- 2026-04-19 · archived copy
- Calculation
- The 1-in-20,000 egg contamination rate is the basis for the runny-egg risk estimate. Americans consume ~280 eggs per capita per year, so a person eating ~50 runny or undercooked eggs per year faces ~50/20,000 = 0.0025 chance per year of encountering a contaminated egg, and only a fraction of those exposures produce clinical illness (dose-response depends on bacterial load, which increases with storage time and temperature). Used for the egg row in the regional breakdown.
- Independence
- Independent USDA-commissioned risk assessment. Pre-dates the 2010 Egg Safety Rule (21 CFR 118), which likely reduced contamination rates further, making this estimate conservative.